(389470) Jan Main-belt Asteroid
Discovered on 15 March 2010 by J. M. Bosch at SM Montmagastrell.
Jan Bosch-Pellicer (b. 2010) is the second grandson of the discoverer.Naming citation (WGSBN Bull. 1, #6, 6), IAU / Minor Planet Center, via NASA/JPL
👶 Jan as a baby name🐶 Jan as a dog name
Where Jan is today
Seen from above the solar system on 2026-10-14: Jan is 2.59 au from the Sun and 2.59 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 389470 |
| Provisional designation | 2010 ER45 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.2 |
| Orbital period | 4.35 years |
| Semi-major axis | 2.66 au |
| Perihelion – aphelion | 2.39 – 2.94 au |
| Eccentricity | 0.102 |
| Inclination | 13.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.40 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.